Among those works was the Good Man project, which linked 25 boys schools in New Zealand to debate and decipher how to successfully raise young men when the world of teenage boys is alien to many.
Her books and work were not without controversy, including encouraging mums to step back in some situations and dads to play a bigger part in bringing up their sons.
Known for a blunt approach tempered by a fine sense of humour, hers was an uncommon sense of reason and empathy. Armed with a degree in anthropology and Maori, she combined practical experience - including being the first woman prison officer in a male prison - with groundbreaking research.
A Givealittle page set up by her family and friends to continue her work has raised more than $8800 since her death. Hopefully her big heart will go on.